I have a 99 firebird w 142000miles..driving down the interstate and BANG.A huge backfire,hole in muffler.car died in 5th gear w the key on so it tried to fire a few more times while coming to a stop..

Asked by Jul 19, 2015 at 10:46 PM about the 1999 Pontiac Firebird Convertible

Question type: Maintenance & Repair

Won't start Now
Any help?

2 Answers

3,495

CHECK COMPRESSION ON ALL CYLINDERS.

7,025

timing chain could be gone

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